Polytopes of Type {2,8,20}

This page is part of the Atlas of Small Regular Polytopes
(See Other Polytopes of Rank 4)

There are 4 polytopes of this type in this atlas. They are :
  1. {2,8,20}*640a (SmallGroup(640,12556)) (Universal)
  2. {2,8,20}*640b (SmallGroup(640,12797)) (Universal)
  3. {2,8,20}*1280a (SmallGroup(1280,141633)) (Universal)
  4. {2,8,20}*1280b (SmallGroup(1280,323571)) (Universal)